AT&T is an American multinational company and is a famous telecommunications conglomerate. The head office of this company is located at Whitacre Tower in downtown Dallas, Texas. The company was created on October 5, 1983, and from 1983 to 1995 the company was called as Southwestern Bell Corporation and then it was changed to SBC Communications from 1995 to 2005. It is providing the services in all over the North and South America.
There are many of the other articles for all the device, you can also directly chat with the company for any of the other information as well.